Use Case »Share room with others« (UC-6)

Belongs to functional requirement

FR-24: Share designed room

Responsible RE-Author(s) for this Artefact

Celina Schulz, Tim Pack, Lydia Vogel, und Ali Abdulra

History

(v1)   2022-08-16 - initially created

Errors, Warnings, Todos

  w005: More than 3 authors (field 'author') - is that on purpose?

  w051: There is no reference for 'secondaryActors'.

  w680: This use case does not appear on any use case diagram.

Use Case Header

ID	UC-6
Title	Share room with others
Description	Users can share a picture of the room including the AR arrangements with others.
Primary actor	STR-1: End customer
Trigger	The user wants to share the room design with others (for feedback or so).
Precondition	At least one product model is placed in the AR environment.
Postcondition	A picture of the room design is available in a location of the user's choice.

Main Scenario

1. The user looks at the AR room arrangement.
2. The user clicks on the "Share" button.
3. The user clicks on the "Save as picture" button.
4. A menu is opened, asking the user to choose a save path for the picture.
5. The user decides on a save path / location and confirms by clicking on "Save".
6. A picture of the AR arrangement is created by the system.
7. It is saved as a jpg file in the chosen location.

Alternative Scenario

• Alternative 1
  • 3a1) The user clicks on the "Share via Email" button.
  • 3a2) The system opens a menu, asking the user to select an app.
  • 3a3) The user chooses an app like Gmail.
  • 3a4) The system opens a new email draft which is set as the chosen save location for the picture.
  • Continue with 6)

Exception Scenario

• Exception 1
  • 5b1) There is not enough save space available on the user's device.
  • 5b2) A message is displayed, telling the user that there is not enough space and that they should try again after making some space.
  • 5b3) The menu is closed.
  • Diffent post condition: No picture was created or saved.